We always used the concrete ring beam with a thinner slab running around the outside to support the jacks (these tanks were erected starting with the roof, then jacking up and bolting the next run of panels on etc).
We only added an internal slab if we needed utilise the mass of the water to...
Hi Hansonn, I think I have a PDF tutorial from my uni days that could help you out, e-mail me at echelon22@hotmail.com if you're interested and I'll send it over
We are having some trouble getting any meaningful values out of the new formulas for the stiffness of the secondary rings, specifically equations 11.34, 11.35 and 11.36
The parameter mb is defined as the "next smaller integer to mb*". We have taken this to mean we must round down (which would...